Foss
Key Takeaway
Foss is classified as low hazard in Montana. It was completed in 1964 and is 62 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 16 ft (taller than 31.7% in MT) |
| Dam Length | 465 ft |
| Dam Type | Earth |
| Max Storage | 59 acre-ft |
| Normal Storage | 42 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 3,000 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | MT01511 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
KENNETH G FOSS
Private
Nearby Dams
Foss Farms INCorperated #3
Richland, MT
Low Hazard 15 ftJuniors Place
Richland, MT
Low Hazard 20 ftGolden
Richland, MT
Low Hazard 30 ftR Schmitz #1
Richland, MT
Low Hazard 20 ftHarfo
Richland, MT
Low Hazard 25 ftTolksdorf #2
Richland, MT
Low Hazard 15 ftTolksdorf #1
Richland, MT
Low Hazard 20 ftC Sowle Reservoir
Richland, MT
Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Foss?
Foss is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Foss?
Foss is owned by KENNETH G FOSS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Foss built?
Foss was completed in 1964, making it 62 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Foss?
Foss serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Foss?
Foss has a dam height of 16 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.